Overview
The AD7767BRUZ-2 is a high-performance, 24-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device is part of the AD7767 family, which includes the AD7767, AD7767-1, and AD7767-2. The AD7767BRUZ-2 is designed for ultralow power data acquisition applications, making it ideal for systems that require high precision and low power consumption, such as PCI- and USB-based systems.
The AD7767BRUZ-2 features an oversampled successive approximation (SAR) architecture, which provides exceptional ac and dc accuracy, high dynamic range, and low power consumption. It operates from a 2.5 V supply with a 5 V reference and is housed in a 16-lead TSSOP package.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 24-bit | |
| Maximum Sampling Rate | 32 kSPS | |
| Dynamic Range | 115.5 dB | |
| Total Harmonic Distortion (THD) | -118 dB | |
| Power Consumption | 8.5 mW | |
| Supply Voltage | 2.5 V ± 5% | V |
| Reference Voltage | 5 V | V |
| Operating Temperature | -40°C to +105°C | °C |
| Package Type | 16-lead TSSOP |
Key Features
- Oversampled Successive Approximation (SAR) Architecture: Provides high performance ac and dc accuracy and low power consumption.
- On-Board Digital Filter: Eliminates out-of-band noise and reduces front-end antialias requirements.
- SYNC/PD Pin: Allows synchronization of multiple AD7767 devices and power-down mode.
- SDI Pin: Enables daisy chaining of multiple AD7767 devices.
- High Dynamic Range and Linearity: Offers 115.5 dB dynamic range and 18-bit linearity (3 ppm).
- Low Power Consumption: Operates at 8.5 mW, making it suitable for battery-powered and power-sensitive applications.
Applications
The AD7767BRUZ-2 is ideally suited for various applications requiring high precision and low power consumption, including:
- Ultralow Power Data Acquisition: Suitable for PCI- and USB-based systems.
- Medical Devices: For precise measurement in medical equipment.
- Industrial Automation: For accurate data acquisition in industrial control systems.
- Test and Measurement Equipment: For high-precision measurement applications.
- Battery-Powered Devices: Due to its low power consumption, it is suitable for battery-powered devices.
Q & A
- What is the resolution of the AD7767BRUZ-2?
The AD7767BRUZ-2 has a 24-bit resolution.
- What is the maximum sampling rate of the AD7767BRUZ-2?
The maximum sampling rate of the AD7767BRUZ-2 is 32 kSPS.
- What is the dynamic range of the AD7767BRUZ-2?
The dynamic range of the AD7767BRUZ-2 is 115.5 dB.
- How much power does the AD7767BRUZ-2 consume?
The AD7767BRUZ-2 consumes 8.5 mW of power.
- What is the operating temperature range of the AD7767BRUZ-2?
The operating temperature range of the AD7767BRUZ-2 is from -40°C to +105°C.
- What package type does the AD7767BRUZ-2 come in?
The AD7767BRUZ-2 comes in a 16-lead TSSOP package.
- Does the AD7767BRUZ-2 have an on-board digital filter?
Yes, the AD7767BRUZ-2 includes an on-board digital filter with a linear phase response.
- Can multiple AD7767BRUZ-2 devices be synchronized?
Yes, multiple AD7767BRUZ-2 devices can be synchronized using the SYNC/PD pin.
- What is the reference voltage for the AD7767BRUZ-2?
The reference voltage for the AD7767BRUZ-2 is 5 V.
- Is the AD7767BRUZ-2 suitable for battery-powered devices?
Yes, the AD7767BRUZ-2 is suitable for battery-powered devices due to its low power consumption.
